421023433101412 has 24 divisors (see below), whose sum is σ = 756423203925312. Its totient is φ = 204963157682400.

The previous prime is 421023433101329. The next prime is 421023433101443. The reversal of 421023433101412 is 214101334320124.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7579970664 + ... + 7580026207.

It is an arithmetic number, because the mean of its divisors is an integer number (31517633496888).

Almost surely, 2^{421023433101412} is an apocalyptic number.

It is an amenable number.

421023433101412 is a deficient number, since it is larger than the sum of its proper divisors (335399770823900).

421023433101412 is a wasteful number, since it uses less digits than its factorization.

421023433101412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15159997059 (or 15159997057 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 421023433101412 its reverse (214101334320124), we get a palindrome (635124767421536).

The spelling of 421023433101412 in words is "four hundred twenty-one trillion, twenty-three billion, four hundred thirty-three million, one hundred one thousand, four hundred twelve".